<?php
	if(function_exists('register_nav_menus'))
	{
		register_nav_menus(array('primary'=>'Header navigation'));
	}

?>
<?php add_action('admin_menu', 'add_gcf_interface');
function add_gcf_interface() {
add_options_page('Global Custom Fields', 'Global Custom Fields', '8', 'functions', 
'editglobalcustomfields');
}
function editglobalcustomfields() { ?>
<div class="wrap">
<h2>Global Custom Fields</h2>
<form method="post" action="options.php">
<?php wp_nonce_field('update-options') ?>
<p><strong>Amazon ID:</strong><br />
<input type="text" name="amazonid" size="45" 
value="<?php echo get_option('amazonid'); ?>" />
</p>
<p><input type="submit" name="Submit" value="Update Options" /></p>
<input type="hidden" name="action" value="update" />
<input type="hidden" name="page_options" value="amazonid" />
</form>
</div>
<?php } ?>
